What is postprandial hypotension?

Postprandial hypotension refers to the systolic blood pressure drop ≥20 mmHg within 2 hours after a meal, or the systolic blood pressure ≥100 mmHg before a meal, and the systolic blood pressure drops below 90 mmHg after a meal.

Postprandial hypotension is mainly caused by the concentration of most of the body's blood in the gastrointestinal tract after eating, and the decrease in blood flow and blood supply to the brain

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